These side view mirror extensions enhance your field of view by 9', providing a distortion-free reflection that helps you merge, change lanes, and back up with confidence. Not only do the mirrors improve your peripheral vision, but they also allow you to monitor up to two cars trailing behind you. The extensions attach to your side view mirrors via two straps, allowing you to setup and remove the extensions in seconds. Ideal for use when towing a boat or camper, the mirror extensions rotate 360° and tilt left and right, allowing you to adjust the positioning for optimal vision. Includes two mirror extensions and a metal briefcase for safe storage. Set of two. 5 1/3" H x 14 1/2" W x 3 3/4" D. (10 1/2 oz.)